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2.Solve the equation: y + 3 = 10.


Answer :

We have: y + 3 = 10
⇒y + 3 - 3 = 10 - 3 (subtracting 3 on both sides)

⇒ y = 7

Check:

Keep y=7 in the given equation:

L.H.S= y+3=7+3=10=R.H.S

Hence we have y=7 as the solution.

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